Chemistry · Water and its Treatment

जल की स्थायी कठोरता को दूर करने के लिए आमतौर पर किस रासायनिक पदार्थ का उपयोग किया जाता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

सही उत्तर देखें

Na2CO3·10H2O

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